package zlatan_demo05_array

import scala.collection.mutable.ArrayBuffer
object ClassDemo02 {

  def main(args: Array[String]): Unit = {

    var arr1=ArrayBuffer[Int](0)

    var arr2=ArrayBuffer("Hadoop","storm","spark")

    println(s"arr1:${arr1}")
    println("-"*15)

    println(s"arr2:${arr2}")
  }
}
